Merge "Verify the return value of scheduleJob()." am: a4ea04d869

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2068029

Change-Id: I552a5d7c1dd22c331bcf688243d63fa2723bc615
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>